CH238188A - Mèche à centre. - Google Patents

Mèche à centre.

Info

Publication number
CH238188A
CH238188A CH238188DA CH238188A CH 238188 A CH238188 A CH 238188A CH 238188D A CH238188D A CH 238188DA CH 238188 A CH238188 A CH 238188A
Authority
CH
Switzerland
Prior art keywords
center bit
bit
center
Prior art date
Application number
Other languages
English (en)
Inventor
Limited A C Wickman
Original Assignee
A C Wickman Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by A C Wickman Ltd filed Critical A C Wickman Ltd
Publication of CH238188A publication Critical patent/CH238188A/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41B—MACHINES OR ACCESSORIES FOR MAKING, SETTING, OR DISTRIBUTING TYPE; TYPE; PHOTOGRAPHIC OR PHOTOELECTRIC COMPOSING DEVICES
    • B41B11/00—Details of, or accessories for, machines for mechanical composition using matrices for individual characters which are selected and assembled for type casting or moulding
    • B41B11/52—Moulding or casting devices or associated mechanisms
    • B41B11/74—Devices for supplying molten metal
    • B41B11/88—Pumps; Stop-motions or safety devices therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B51/00—Tools for drilling machines
    • B23B51/0063—Centerdrills
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T408/00—Cutting by use of rotating axially moving tool
    • Y10T408/89—Tool or Tool with support
    • Y10T408/905—Having stepped cutting edges

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Drilling Tools (AREA)
CH238188D 1942-10-21 1943-09-27 Mèche à centre. CH238188A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB238188X 1942-10-21

Publications (1)

Publication Number Publication Date
CH238188A true CH238188A (fr) 1945-06-30

Family

ID=10201810

Family Applications (1)

Application Number Title Priority Date Filing Date
CH238188D CH238188A (fr) 1942-10-21 1943-09-27 Mèche à centre.

Country Status (5)

Country Link
US (1) US2392519A (fr)
BE (1) BE458856A (fr)
CH (1) CH238188A (fr)
FR (1) FR911161A (fr)
GB (1) GB560911A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2673479A (en) * 1950-06-30 1954-03-30 Falk Corp Boring tool
US3937111A (en) * 1974-10-24 1976-02-10 Holloway Raymond L Adjustable live center adapter
US4075915A (en) * 1975-04-21 1978-02-28 Lionel Williams Centering apparatus
DE3314591A1 (de) * 1983-04-22 1984-10-25 Montanwerke Walter GmbH, 7400 Tübingen Mehrteiliges spannsystem, insbesondere fuer rundlaufende werkzeuge
DE20210909U1 (de) * 2002-07-18 2003-05-15 Hakos Praez Swerkzeuge Hakenjo Bohrwerkzeug
SE526915C2 (sv) * 2002-12-30 2005-11-15 Nobel Biocare Ab Borr användbart vid käkben med överliggande mjukvävnad

Also Published As

Publication number Publication date
BE458856A (fr)
FR911161A (fr) 1946-07-01
GB560911A (en) 1944-04-26
US2392519A (en) 1946-01-08

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